The Economic Times (2021): LCP 4.5s→2.5s, CLS 0.25→0.09 → -43% bounce site-wide

Claim: The Economic Times (India) brought LCP from 4.5s to 2.5s and CLS from 0.25 to 0.09 (passing all CWV thresholds). -43% bounce rate site-wide.

Source: web.dev/case-studies/economic-times-cwv (2021).

Methodology: pre/post CrUX field data, AMP + non-AMP. Partial — not a true A/B.

Confidence: Medium.

Companion case: Economic Times INP (2023) — INP reduced ~4× via 30× TBT reduction + Next.js migration → -50% bounce, +43% pageviews on topic pages. Useful for the "INP investment pays off" argument specifically.